1422320700 has 144 divisors (see below), whose sum is σ = 4273275104. Its totient is φ = 364953600.

The previous prime is 1422320699. The next prime is 1422320701. The reversal of 1422320700 is 70232241.

It is an interprime number because it is at equal distance from previous prime (1422320699) and next prime (1422320701).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422320701) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1076040 + ... + 1077360.

Almost surely, 2^1422320700 is an apocalyptic number.

1422320700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1422320700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2136637552).

1422320700 is an abundant number, since it is smaller than the sum of its proper divisors (2850954404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1422320700 is a wasteful number, since it uses less digits than its factorization.

1422320700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1472 (or 1465 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 1422320700 is about 37713.6672838906. The cubic root of 1422320700 is about 1124.6028425245.

Adding to 1422320700 its reverse (70232241), we get a palindrome (1492552941).

The spelling of 1422320700 in words is "one billion, four hundred twenty-two million, three hundred twenty thousand, seven hundred".